CN108398845A - Projection device control method and projection device control device - Google Patents
Projection device control method and projection device control device Download PDFInfo
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- CN108398845A CN108398845A CN201810106240.8A CN201810106240A CN108398845A CN 108398845 A CN108398845 A CN 108398845A CN 201810106240 A CN201810106240 A CN 201810106240A CN 108398845 A CN108398845 A CN 108398845A
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Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/142—Adjusting of projection optics
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
Abstract
The disclosure is directed to projection device control methods and projection device control method, are applied to projection device, the method includes：After determining the projection device focal length, whether the posture for detecting the projection device changes；If the attitudes vibration of the projection device redefines the focal length of the projection device.In accordance with an embodiment of the present disclosure, whether changed by the posture of automatic detection of projection devices, and in the case of the attitudes vibration of projection device, whether changed by the posture of automatic detection of projection devices, and in the case of the attitudes vibration of projection device, the image of the projection device output is adjusted according to the situation of change of the posture, on the one hand after the attitudes vibration that can ensure projection device, it remains to clearly project on corresponding projection screen, on the other hand projection device is manually adjusted without user, realize the adjust automatically to projection device, ensure the good usage experience of user.
Description
Technical field
This disclosure relates to projection art more particularly to projection device control method, projection device control device, electronics
Equipment and computer readable storage medium.
Background technology
Current projecting apparatus is upon actuation it needs to be determined that focal length is focused, and in projection process, if projecting apparatus quilt
Movement will cause the position relationship between projecting apparatus and projection screen to change, and be carried out pair to need to redefine focal length
It is burnt.
The process of above-mentioned determining focal length is required for manual control, such as presses some physical button on projecting apparatus, operation
Inconvenience influences the viewing fluency for watching projection personnel.
Invention content
The disclosure provides projection device control method, projection device control device, electronic equipment and computer-readable storage
Medium, to solve deficiency in the related technology.
According to the first aspect of the embodiments of the present disclosure, a kind of projection device control method is provided, projection device, institute are applied to
The method of stating includes：
After determining the projection device focal length, whether the posture for detecting the projection device changes；
If the attitudes vibration of the projection device, the projection device output is adjusted according to the situation of change of the posture
Image.
Optionally, the posture of the detection projection device whether change including：
Whether the position for detecting the projection device changes and/or whether the projecting direction of the projection device changes；
The situation of change according to the posture adjusts the image that the projection device exports：
If the projecting direction of the change in location of the projection device and/or the projection device changes, redefine described
The focal length of projection device.
Optionally, the focal length for redefining the projection device includes：
Acquire the image that the corresponding projection screen of the projection device is currently shown；
Determine the matching degree for the image that the image acquired is currently exported with the projection device；
If the matching degree is less than preset value, the focal length of the projection device is adjusted, determines the matching degree again, until
The matching degree is more than preset value, using the focal length after adjustment as the focal length of the projection device.
Optionally, whether the position of the detection projection device changes and/or the projecting direction of the projection device
Whether variation includes：
Whether the variation for detecting the position of the projection device is more than the projection of pre-determined distance and/or the projection device
Whether the variation in direction is more than predetermined angle；
If the variation of the position of the projection device is more than pre-determined distance, the change in location of the projection device is determined, and/
If or the variation of the projecting direction of the projection device is more than predetermined angle, determines the projecting direction variation of the projection device.
Optionally, the posture of the detection projection device whether change including：
Detect whether the projection device overturns；
The situation of change according to the posture adjusts the image that the projection device exports：
Determine the angle of the projection device overturning；
The image that the projection device exports is rotated to the angle negative direction.
According to the second aspect of the embodiment of the present disclosure, a kind of projection device control device is provided, is applied to projection device, institute
Stating device includes：
Attitude detection module is configured as after determining the projection device focal length, detects the posture of the projection device
Whether change；
Output adjustment module is configured as detecting the attitudes vibration of the projection device in the attitude detection module
In the case of, the image of the projection device output is adjusted according to the situation of change of the posture.
Optionally, the attitude detection module includes：
Whether position detection submodule, the position for being configured as detecting the projection device change；And/or
Whether angle detecting submodule, the projecting direction for being configured as detecting the projection device change；
Wherein, in the case that the output adjustment module is configured as the change in location of the projection device and/or described
The projecting direction of projection device changes, and redefines the focal length of the projection device.
Optionally, the output adjustment module includes：
Image Acquisition submodule is configured as acquiring the image that the corresponding projection screen of the projection device is currently shown；
Images match submodule is configured to determine that for the image that the image of acquisition is currently exported with the projection device
With degree；
Focal length determination sub-module is configured as in the case where the matching degree is less than preset value, is adjusted the projection and is set
Standby focal length determines the matching degree again, until the matching degree is more than preset value, using the focal length after adjustment as the throwing
The focal length of shadow equipment.
Optionally, whether the position detection submodule is configured as detecting the variation of the position of the projection device and is more than
Pre-determined distance determines the change in location of the projection device if the variation of the position of the projection device is more than pre-determined distance；
And/or
Whether the variation that the angle detecting submodule is configured as detecting the projecting direction of the projection device is more than in advance
If angle, if the variation of the projecting direction of the projection device is more than predetermined angle, the projecting direction of the projection device is determined
Variation.
Optionally, the attitude detection module includes：
Detection sub-module is overturn, is configured as detecting whether the projection device overturns；
The output adjustment module includes：
Angle-determining submodule is configured to determine that the angle of the projection device overturning；
Image rotation submodule is configured as rotating the image that the projection device exports to the angle negative direction.
According to the third aspect of the embodiment of the present disclosure, a kind of electronic equipment is provided, including：
Processor；
Memory for storing processor-executable instruction；
Wherein, the processor is configured as：
After determining the projection device focal length, whether the posture for detecting the projection device changes；
If the attitudes vibration of the projection device, the projection device output is adjusted according to the situation of change of the posture
Image.
According to the fourth aspect of the embodiment of the present disclosure, a kind of computer readable storage medium is provided, is stored thereon with calculating
Machine program, the program realize following steps when being executed by processor：
After determining the projection device focal length, whether the posture for detecting the projection device changes；
If the attitudes vibration of the projection device, the projection device output is adjusted according to the situation of change of the posture
Image.
The technical scheme provided by this disclosed embodiment can include the following benefits：
By above-described embodiment it is found that whether the disclosure is changed by the posture of automatic detection of projection devices, and throwing
In the case of the attitudes vibration of shadow equipment, the image of projection device output is adjusted according to the situation of change of the posture, one
After aspect can ensure the attitudes vibration of projection device, remain to clearly project on corresponding projection screen, on the other hand without
It needs user to manually adjust projection device, realizes the adjust automatically to projection device, ensure the good usage experience of user.
It should be understood that above general description and following detailed description is only exemplary and explanatory, not
The disclosure can be limited.
Description of the drawings
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.
Fig. 1 is a kind of schematic flow diagram of the projection device control method shown in accordance with an embodiment of the present disclosure.
Fig. 2 is the schematic flow diagram of another projection device control method shown in accordance with an embodiment of the present disclosure.
Fig. 3 is a kind of exemplary flow of the focal length redefining the projection device shown in accordance with an embodiment of the present disclosure
Figure.
Fig. 4 is whether a kind of position of detection projection device shown in accordance with an embodiment of the present disclosure changes, and/or
The schematic flow diagram whether projecting direction of the projection device changes.
Fig. 5 is the schematic flow diagram of another the projection device control method shown in accordance with an embodiment of the present disclosure.
Fig. 6 is the schematic diagram of the projection shown in accordance with an embodiment of the present disclosure.
Fig. 7 is the schematic diagram of projection device overturning in the related technology.
Fig. 8 is the schematic diagram of the projection device overturning shown in accordance with an embodiment of the present disclosure.
Fig. 9 is a kind of schematic block diagram of the projection device control device shown in accordance with an embodiment of the present disclosure.
Figure 10 is a kind of schematic block diagram of the attitude detection module shown in accordance with an embodiment of the present disclosure.
Figure 11 is a kind of schematic block diagram of the output adjustment module shown in accordance with an embodiment of the present disclosure.
Figure 12 is the schematic block diagram of another projection device control device shown in accordance with an embodiment of the present disclosure.
Figure 13 is a kind of schematic block diagram for controlling the device of projection device shown in accordance with an embodiment of the present disclosure.
Specific implementation mode
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 is a kind of schematic flow diagram of the projection device control method shown in accordance with an embodiment of the present disclosure.This implementation
Method can be applied to projection device shown in example, and the projection device can be table viewer, can also be that suspension type is thrown
Shadow instrument, can also be console mode projecting apparatus, and projection pattern is including but not limited to reflective, transmission-type.The interface of use include but
It is not limited to VGA (Video Graphics Array, video transmission standard) interface, HDMI (High Definition
Multimedia Interface, digital high-definition multimedia) interface and network interface.
As shown in Figure 1, projection device control method shown in the present embodiment may comprise steps of.
In step sl, after determining the projection device focal length, whether the posture for detecting the projection device changes, if
The attitudes vibration of the projection device executes step S2.
In one embodiment, initial true either after projection device startup after the focal length for determining projection device every time
Determine the focal length of projection device, still continue step S2 after execution, after the focal length for redefining projection device, can carry out step
Whether S1, the posture for detecting the projection device change.Wherein, step S1 can be executed according to predetermined period, and predetermined period can
To be configured as needed.
In one embodiment, the posture of projection device may include the position of projection device and the throwing of projection device
Shadow direction, the also flip angle of projection device.Such as the variation in the position for meeting projection device is more than pre-determined distance, and throw
The variation of the projecting direction of shadow equipment is more than predetermined angle and projection device occurs to overturn the either condition in these three conditions
When, you can determine that the posture of projection device changes.Wherein, pre-determined distance and predetermined angle can be set as needed
It sets.
In one embodiment, it can be provided with acceleration transducer and gyroscope in projection device, pass through acceleration
Sensor can monitor the variation of the position of projection device, can be with the change of the projecting direction of detection of projection devices by gyroscope
Change and whether overturns.
In step s 2, the image of the projection device output is adjusted according to the situation of change of the posture.
In one embodiment, according to the situation of change of posture, corresponding Developing Tactics projection device output can be made
Image.
Such as the change in location of projection device, the distance between projection device and projection screen may be caused to change,
Image so as to cause projection device output can not clearly display on the projection screen.The projection can so be redefined
The focal length of equipment, so that projection device can clearly be shown on the projection screen by the image that the focal length redefined exports
Show.
Such as projection device is overturn, and the image for causing projection device to export can not be turned over also on the projection screen
Turn.The angle that can be so overturn according to projection device, the image of rotation projection device output so that the figure of projection device output
As can normally show on the projection screen.
In one embodiment, whether changed by the posture of automatic detection of projection devices, and in projection device
In the case of attitudes vibration, the image of projection device output is adjusted according to the situation of change of the posture, it on the one hand can be with
It after the attitudes vibration for ensureing projection device, remains to clearly project on corresponding projection screen, is on the other hand not necessarily to user people
Work adjusts projection device, realizes the adjust automatically to projection device, ensures the good usage experience of user.
Fig. 2 is the schematic flow diagram of another projection device control method shown in accordance with an embodiment of the present disclosure.Such as Fig. 2
It is shown, on the basis of embodiment shown in Fig. 1, the posture of the detection projection device whether change including：
In step s 11, whether the position for detecting the projection device changes and/or the projection side of the projection device
To whether changing；
The situation of change according to the posture adjusts the image that the projection device exports：
In the step s 21, if the projecting direction of the change in location of the projection device and/or the projection device changes,
Redefine the focal length of the projection device.
In one embodiment, if the projecting direction of the change in location of projection device or projection device changes, all may
The distance between projection device and projection screen is caused to change, the image so as to cause projection device output can not project
It is clearly displayed on screen.
It therefore, can be again when the projecting direction of the position of detection of projection devices and projection device is any to change
The focal length of the projection device is determined, so that projection device can be in projection screen by the image that the focal length redefined exports
On clearly display.On the one hand it after the attitudes vibration that can ensure projection device, remains on corresponding projection screen according to weight
Newly determining focal length clearly projects, and on the other hand determines focal length without user's manual control projection device, realizes projection and set
It focuses for focal length is automatically determined, ensures the good usage experience of user.
Fig. 3 is a kind of exemplary flow of the focal length redefining the projection device shown in accordance with an embodiment of the present disclosure
Figure.As shown in figure 3, on the basis of embodiment shown in Fig. 2, the focal length for redefining the projection device includes：
In step S211, the image that the corresponding projection screen of the projection device is currently shown is acquired.
In one embodiment, it can be provided with image capture device, such as camera in projection device, pass through image
The image projection that the image namely projection device that collecting device can currently be shown with acquired projections screen currently export is to projection screen
The image presented on curtain.
In step S212, the matching degree for the image that the image of acquisition is currently exported with the projection device is determined.
In one embodiment, it may be determined that the gray value of each pixel in the image of acquisition, and determine that projection device is worked as
The gray value of each pixel in the image of preceding output, then by the ash of the pixel of same position (such as positioned at same a line same row)
Angle value is compared, and the matching degree of image can be determined according to the difference of the gray value of all pixels, such as can be by each picture
The difference of the gray value of element is cumulative, and accumulation result is bigger, and matching degree is lower.
In step S213, if the matching degree is less than preset value, the focal length of the projection device is adjusted, determines institute again
Matching degree is stated, until the matching degree is more than preset value, using the focal length after adjustment as the focal length of the projection device.
In one embodiment, if matching degree is less than preset value, it may be determined that the image of acquisition and projection device are currently defeated
The image difference gone out is larger, such as the difference of the gray value of most of pixel is larger, and then can determine that projection device is currently defeated
The image gone out fails clearly to be imaged on the projection screen namely the current focal length of projection device and improper, so as to
Adjust the focal length of projection device.
After adjustment focal length every time, step S211 and step S212 are repeated to continue to determine matching degree, works as matching degree
When more than preset value, it may be determined that the image that projection device is exported can be clearly imaged on the projection screen, that is, after adjusting
Focal length be suitable, the focal length so as to the focal length after adjusting as the projection device for projection device.
Fig. 4 is whether a kind of position of detection projection device shown in accordance with an embodiment of the present disclosure changes, and/or
The schematic flow diagram whether projecting direction of the projection device changes.As shown in figure 4, on the basis of embodiment shown in Fig. 1,
Whether the position of the detection projection device changes and/or the projecting direction of the projection device whether change including：
In step S111, whether the variation for detecting the position of the projection device is more than pre-determined distance and/or the throwing
Whether the variation of the projecting direction of shadow equipment is more than predetermined angle；
In step S112, if the variation of the position of the projection device is more than pre-determined distance, the projection device is determined
Change in location, if and/or the projection device projecting direction variation be more than predetermined angle, determine the projection device
Projecting direction changes.
In one embodiment, pre-determined distance and predetermined angle can be configured as needed.By be arranged it is default away from
From and predetermined angle, when the position of projection device variation be not more than pre-determined distance, it may be determined that the position of shadow equipment does not change,
When the variation of the projecting direction of projection device is not more than predetermined angle, it may be determined that the projecting direction of shadow equipment does not change, accordingly,
It can be to avoid the projecting direction variation of the continually change in location of judgement projection device and/or projection device, to trigger step
S22, to reduce the power consumption of projection device.
Fig. 5 is the schematic flow diagram of another the projection device control method shown in accordance with an embodiment of the present disclosure.Fig. 6 is
The schematic diagram of the projection shown in accordance with an embodiment of the present disclosure.Fig. 7 is that projection device in the related technology is overturn
Schematic diagram.Fig. 8 is the schematic diagram of the projection device overturning shown in accordance with an embodiment of the present disclosure.
As shown in figure 5, on the basis of embodiment shown in Fig. 1, it is described according to described in the adjustment of the situation of change of the posture
Projection device output image include：
In step s 13, detect whether the projection device overturns；
The situation of change according to the posture adjusts the image that the projection device exports：
In step S22, the angle of the projection device overturning is determined；
In step S23, the image that the projection device exports is rotated to the angle negative direction.
In one embodiment, the angle that can be overturn by the gyroscope detection of projection devices in projection device, such as
Shown in Fig. 6, when projection device is to projection screen projected image, the direction of projection device x-axis, y-axis and z-axis is recorded, this
In the case of, projection device on the projection screen be projected as A.
If projection device is overturn, such as has overturn 180 °, wherein y-axis and z-axis overturn 180 °, and x-axis direction is constant,
So in the related art, if not adjusting the angle of projection, as shown in fig. 7, what projection device was projected to projection screen
Image is A, and if the angle of adjustment projection, it needs manually to be arranged, it is cumbersome.
According to the present embodiment, as shown in figure 8, when detecting projection device overturning, can be overturn according to projection device
Angle, to the angle image that reversely just rotation projection device exports, such as projection device shown in fig. 6 overturns clockwise
180 °, then the image that projection device can be exported 180 ° of rotation counterclockwise, to ensure that projection device is thrown to projection screen
It is consistent in the case of the image penetrated and projection device are unturned, on the one hand ensure the normal viewing of user, is on the other hand not necessarily to use
Family adjusts the angle of the image of projection device output manually, ensures the good usage experience of user.
It should be noted that projection device in addition to that can overturn 180 °, can also overturn other angles, such as turn over clockwise
Turn 90 °, then can counterclockwise be rotated by 90 ° with the image that projection device exports, remains to realize above-mentioned technique effect.Certainly, user
It can be turned on and off the function as needed, such as in the case where closing the function, when projection device is overturn, projection is set
The image of standby output does not rotate.
Corresponding with the embodiment of projection device control method above-mentioned, the disclosure additionally provides projection device control device
Embodiment.
Fig. 9 is a kind of schematic block diagram of the projection device control device shown in accordance with an embodiment of the present disclosure.The present embodiment
Shown in device can be applied to projection device, as shown in figure 8, described device includes：
Attitude detection module 1 is configured as after determining the projection device focal length, detects the posture of the projection device
Whether change；
Output adjustment module 2 is configured as detecting the attitudes vibration of the projection device in the attitude detection module
In the case of, the image of the projection device output is adjusted according to the situation of change of the posture.
Figure 10 is a kind of schematic block diagram of the attitude detection module shown in accordance with an embodiment of the present disclosure.As shown in Figure 10,
On the basis of embodiment shown in Fig. 9, the attitude detection module 1 includes：
Whether position detection submodule 11, the position for being configured as detecting the projection device change；And/or
Whether angle detecting submodule 12, the projecting direction for being configured as detecting the projection device change；
Wherein, in the case that the output adjustment module is configured as the change in location of the projection device and/or described
The projecting direction of projection device changes, and redefines the focal length of the projection device.
Figure 11 is a kind of schematic block diagram of the output adjustment module shown in accordance with an embodiment of the present disclosure.As shown in figure 11,
On the basis of embodiment illustrated in fig. 10, the output adjustment module 2 includes：
Image Acquisition submodule 21 is configured as acquiring the figure that the corresponding projection screen of the projection device is currently shown
Picture；
Images match submodule 22 is configured to determine that the image that the image of acquisition is currently exported with the projection device
Matching degree；
Focal length determination sub-module 23 is configured as, in the case where the matching degree is less than preset value, adjusting the projection
The focal length of equipment determines the matching degree again, until the matching degree is more than preset value, using the focal length after adjustment as described in
The focal length of projection device.
In one embodiment, the position detection submodule is configured as detecting the variation of the position of the projection device
Whether it is more than pre-determined distance, if the variation of the position of the projection device is more than pre-determined distance, determines the position of the projection device
Set variation；And/or
Whether the variation that the angle detecting submodule is configured as detecting the projecting direction of the projection device is more than in advance
If angle, if the variation of the projecting direction of the projection device is more than predetermined angle, the projecting direction of the projection device is determined
Variation.
Figure 12 is the schematic block diagram of another projection device control device shown in accordance with an embodiment of the present disclosure.Such as Figure 12
Shown, on the basis of embodiment shown in Fig. 9, the attitude detection module includes：
Detection sub-module 13 is overturn, is configured as detecting whether the projection device overturns；
The output adjustment module 2 includes：
Angle-determining submodule 24 is configured to determine that the angle of the projection device overturning；
Image rotation submodule 25 is configured as rotating the image that the projection device exports to the angle negative direction.
About the device in above-described embodiment, wherein modules execute the concrete mode of operation in correlation technique
It is described in detail in embodiment, explanation will be not set forth in detail herein.
For device embodiments, since it corresponds essentially to embodiment of the method, so related place is referring to method reality
Apply the part explanation of example.The apparatus embodiments described above are merely exemplary, wherein described be used as separating component
The module of explanation may or may not be physically separated, and the component shown as module can be or can also
It is not physical module, you can be located at a place, or may be distributed on multiple network modules.It can be according to actual
It needs that some or all of module therein is selected to realize the purpose of disclosure scheme.Those of ordinary skill in the art are not paying
In the case of going out creative work, you can to understand and implement.
Embodiment of the disclosure also proposes a kind of electronic equipment, including：
Processor；
Memory for storing processor-executable instruction；
Wherein, the processor is configured as：
After determining the projection device focal length, whether the posture for detecting the projection device changes；
If the attitudes vibration of the projection device, the projection device output is adjusted according to the situation of change of the posture
Image.
Embodiment of the disclosure also proposes a kind of computer readable storage medium, is stored thereon with computer program, the journey
Following steps are realized when sequence is executed by processor：
After determining the projection device focal length, whether the posture for detecting the projection device changes；
If the attitudes vibration of the projection device, the projection device output is adjusted according to the situation of change of the posture
Image.
Figure 13 is a kind of schematic block of the device 1300 for projection device control shown in accordance with an embodiment of the present disclosure
Figure.For example, device 1300 can be mobile phone, computer, digital broadcast terminal, messaging devices, game console puts down
Panel device, Medical Devices, body-building equipment, personal digital assistant etc..
Referring to Fig.1 3, device 1300 may include following one or more components：Processing component 1302, memory 1304,
Power supply module 1306, multimedia component 1308, audio component 1310, the interface 1312 of input/output (I/O), sensor module
1314 and communication component 1316.
The integrated operation of 1302 usual control device 1300 of processing component, such as with display, call, data communication,
Camera operation and record operate associated operation.Processing component 1302 may include one or more processors 1320 to execute
Instruction, to perform all or part of the steps of the methods described above.In addition, processing component 1302 may include one or more moulds
Block, convenient for the interaction between processing component 1302 and other assemblies.For example, processing component 1302 may include multi-media module,
To facilitate the interaction between multimedia component 1308 and processing component 1302.
Memory 1304 is configured as storing various types of data to support the operation in device 1300.These data
Example includes the instruction for any application program or method that are operated on device 1300, contact data, telephone book data,
Message, picture, video etc..Memory 1304 can by any kind of volatibility or non-volatile memory device or they
Combination is realized, such as static RAM (SRAM), electrically erasable programmable read-only memory (EEPROM), it is erasable can
Program read-only memory (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash memory
Reservoir, disk or CD.
Power supply module 1306 provides electric power for the various assemblies of device 1300.Power supply module 1306 may include power management
System, one or more power supplys and other generated with for device 1300, management and the associated component of distribution electric power.
Multimedia component 1308 is included in the screen of one output interface of offer between described device 1300 and user.
In some embodiments, screen may include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel,
Screen may be implemented as touch screen, to receive input signal from the user.Touch panel includes that one or more touch passes
Sensor is to sense the gesture on touch, slide, and touch panel.The touch sensor can not only sense touch or sliding is dynamic
The boundary of work, but also detect duration and pressure associated with the touch or slide operation.In some embodiments, more
Media component 1308 includes a front camera and/or rear camera.When device 1300 is in operation mode, mould is such as shot
When formula or video mode, front camera and/or rear camera can receive external multi-medium data.Each preposition camera shooting
Head and rear camera can be a fixed optical lens system or have focusing and optical zoom capabilities.
Audio component 1310 is configured as output and/or input audio signal.For example, audio component 1310 includes a wheat
Gram wind (MIC), when device 1300 is in operation mode, when such as call model, logging mode and speech recognition mode, microphone quilt
It is configured to receive external audio signal.The received audio signal can be further stored in memory 1304 or via communication
Component 1316 is sent.In some embodiments, audio component 1310 further includes a loud speaker, is used for exports audio signal.
I/O interfaces 1312 provide interface, above-mentioned peripheral interface module between processing component 1302 and peripheral interface module
Can be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and
Locking press button.
Sensor module 1314 includes one or more sensors, and the state for providing various aspects for device 1300 is commented
Estimate.For example, sensor module 1314 can detect the state that opens/closes of device 1300, the relative positioning of component, such as institute
The display and keypad that component is device 1300 are stated, sensor module 1314 can be with detection device 1300 or device 1,300 1
The position change of a component, the existence or non-existence that user contacts with device 1300,1300 orientation of device or acceleration/deceleration and dress
Set 1300 temperature change.Sensor module 1314 may include proximity sensor, be configured in not any physics
It is detected the presence of nearby objects when contact.Sensor module 1314 can also include optical sensor, as CMOS or ccd image are sensed
Device, for being used in imaging applications.In some embodiments, which can also include acceleration sensing
Device, gyro sensor, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 1316 is configured to facilitate the communication of wired or wireless way between device 1300 and other equipment.Dress
The wireless network based on communication standard, such as WiFi can be accessed by setting 1300,2G or 3G or combination thereof.It is exemplary at one
In embodiment, communication component 1316 receives broadcast singal or broadcast correlation from external broadcasting management system via broadcast channel
Information.In one exemplary embodiment, the communication component 1316 further includes near-field communication (NFC) module, to promote short distance
Communication.For example, radio frequency identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra wide band can be based in NFC module
(UWB) technology, bluetooth (BT) technology and other technologies are realized.
In the exemplary embodiment, device 1300 can be by one or more application application-specific integrated circuit (ASIC), number
Signal processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array
(FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for executing described in any of the above-described embodiment
Method.
In the exemplary embodiment, it includes the non-transitorycomputer readable storage medium instructed, example to additionally provide a kind of
Such as include the memory 1304 of instruction, above-metioned instruction can be executed by the processor 1320 of device 1300 to complete the above method.Example
Such as, the non-transitorycomputer readable storage medium can be ROM, it is random access memory (RAM), CD-ROM, tape, soft
Disk and optical data storage devices etc..
Those skilled in the art will readily occur to its of the disclosure after considering specification and putting into practice disclosure disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and includes the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following
Claim is pointed out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the accompanying claims.
Claims (12)
1. a kind of projection device control method, which is characterized in that it is applied to projection device, the method includes：
After determining the projection device focal length, whether the posture for detecting the projection device changes；
If the attitudes vibration of the projection device, the figure of the projection device output is adjusted according to the situation of change of the posture
Picture.
2. according to the method described in claim 1, it is characterized in that, whether the posture of the detection projection device changes packet
It includes：
Whether the position for detecting the projection device changes and/or whether the projecting direction of the projection device changes；
The situation of change according to the posture adjusts the image that the projection device exports：
If the projecting direction of the change in location of the projection device and/or the projection device changes, the projection is redefined
The focal length of equipment.
3. according to the method described in claim 2, it is characterized in that, the focal length for redefining the projection device includes：
Acquire the image that the corresponding projection screen of the projection device is currently shown；
Determine the matching degree for the image that the image acquired is currently exported with the projection device；
If the matching degree is less than preset value, the focal length of the projection device is adjusted, determines the matching degree again, until described
Matching degree is more than preset value, using the focal length after adjustment as the focal length of the projection device.
4. according to the method described in claim 2, it is characterized in that, whether the position of the detection projection device changes,
And/or the projecting direction of the projection device whether change including：
Whether the variation for detecting the position of the projection device is more than the projecting direction of pre-determined distance and/or the projection device
Variation whether be more than predetermined angle；
If the variation of the position of the projection device is more than pre-determined distance, the change in location of the projection device is determined, if and/or
The variation of the projecting direction of the projection device is more than predetermined angle, determines the projecting direction variation of the projection device.
5. according to the method described in claim 1, it is characterized in that, whether the posture of the detection projection device changes packet
It includes：
Detect whether the projection device overturns；
The situation of change according to the posture adjusts the image that the projection device exports：
Determine the angle of the projection device overturning；
The image that the projection device exports is rotated to the angle negative direction.
6. a kind of projection device control device, which is characterized in that be applied to projection device, described device includes：
Attitude detection module is configured as after determining the projection device focal length, detect the projection device posture whether
Variation；
Output adjustment module is configured as the case where the attitude detection module detects the attitudes vibration of the projection device
Under, the image of the projection device output is adjusted according to the situation of change of the posture.
7. device according to claim 6, which is characterized in that the attitude detection module includes：
Whether position detection submodule, the position for being configured as detecting the projection device change；And/or
Whether angle detecting submodule, the projecting direction for being configured as detecting the projection device change；
Wherein, in the case that the output adjustment module is configured as the change in location of the projection device and/or the projection
The projecting direction of equipment changes, and redefines the focal length of the projection device.
8. device according to claim 7, which is characterized in that the output adjustment module includes：
Image Acquisition submodule is configured as acquiring the image that the corresponding projection screen of the projection device is currently shown；
Images match submodule is configured to determine that the matching for the image that the image of acquisition is currently exported with the projection device
Degree；
Focal length determination sub-module is configured as, in the case where the matching degree is less than preset value, adjusting the projection device
Focal length determines the matching degree again, until the matching degree is more than preset value, is set the focal length after adjustment as the projection
Standby focal length.
9. device according to claim 7, which is characterized in that the position detection submodule is configured as detecting the throwing
Whether the variation of the position of shadow equipment is more than pre-determined distance, if the variation of the position of the projection device is more than pre-determined distance, really
The change in location of the fixed projection device；And/or
Whether the variation that the angle detecting submodule is configured as detecting the projecting direction of the projection device is more than preset angle
Degree determines the projecting direction variation of the projection device if the variation of the projecting direction of the projection device is more than predetermined angle.
10. wanting the device described in 6 according to right, which is characterized in that the attitude detection module includes：
Detection sub-module is overturn, is configured as detecting whether the projection device overturns；
The output adjustment module includes：
Angle-determining submodule is configured to determine that the angle of the projection device overturning；
Image rotation submodule is configured as rotating the image that the projection device exports to the angle negative direction.
11. a kind of electronic equipment, which is characterized in that including：
Processor；
Memory for storing processor-executable instruction；
Wherein, the processor is configured as：
After determining the projection device focal length, whether the posture for detecting the projection device changes；
If the attitudes vibration of the projection device, the figure of the projection device output is adjusted according to the situation of change of the posture
Picture.
12. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
Following steps are realized when execution：
After determining the projection device focal length, whether the posture for detecting the projection device changes；
If the attitudes vibration of the projection device, the figure of the projection device output is adjusted according to the situation of change of the posture
Picture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810106240.8A CN108398845A (en) | 2018-02-02 | 2018-02-02 | Projection device control method and projection device control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810106240.8A CN108398845A (en) | 2018-02-02 | 2018-02-02 | Projection device control method and projection device control device |
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| CN108398845A true CN108398845A (en) | 2018-08-14 |
Family
ID=63096193
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| CN201810106240.8A Pending CN108398845A (en) | 2018-02-02 | 2018-02-02 | Projection device control method and projection device control device |
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Application publication date: 20180814 |